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Prokaryotic vs. Eukaryotic Cells: The Definitive Guide
Introduction
Cells are the fundamental units of life, and they come in two main types: prokaryotic and eukaryotic.
Prokaryotic Cells
- Prokaryotic cells are simpler and smaller than eukaryotic cells.
- They lack a membrane-bound nucleus and other organelles found in eukaryotic cells.
- Examples of prokaryotic cells include bacteria and archaea.
Eukaryotic Cells
- Eukaryotic cells are more complex and larger than prokaryotic cells.
- They have a membrane-bound nucleus and other organelles that perform specialized functions.
- Examples of eukaryotic cells include plant, animal, and protist cells.
Key Differences Between Prokaryotic and Eukaryotic Cells
The key differences between prokaryotic and eukaryotic cells include:
- Nucleus: Prokaryotic cells lack a membrane-bound nucleus, while eukaryotic cells have one.
- Organelles: Prokaryotic cells lack membrane-bound organelles, while eukaryotic cells have various organelles, including mitochondria, chloroplasts, and the endoplasmic reticulum.
- Size: Prokaryotic cells are typically smaller than eukaryotic cells, ranging from 0.1 to 5 micrometers in size, while eukaryotic cells range from 10 to 100 micrometers in size.
- Complexity: Prokaryotic cells are simpler in structure and function than eukaryotic cells.
Conclusion
Prokaryotic and eukaryotic cells are two distinct types of cells with different structures, functions, and complexity levels. Prokaryotic cells are simpler and lack a membrane-bound nucleus and organelles, while eukaryotic cells are more complex and have a membrane-bound nucleus and various organelles.